3.5″ Touchscreen display for Raspberry Pi 2 and 3 This is the perfect display if you want to keep the size as close to the…

2-PACK ESP32 ESP-WROOM-32 Development Board Powerful 32-Bit microcontroller with built-in Bluetooth 4.0 (BLE) and 2.4GHz WiFi With Pre-soldered breadboard headers and built-in USB-serial adapter, all you need is a…

*** 10 Pack *** 20-Tooth GT2 Pulleys Includes set screws (2 per pulley) for affixing to motor/idler shaft Please consider taking advantage of our multi-item discount found…

Black oxide coated hex socket cap flat head machine screws Pack of 50 10% off 3, 15% off 5 items.  Applies to most of our items. FREE Shipping to the USA + APO Addresses.

Pack of 50 (Fifty) threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a slot…

ESP32 ESP-WROOM-32 Development Board Powerful 32-Bit microcontroller with built-in Bluetooth 4.0 (BLE) and 2.4GHz WiFi With Pre-soldered breadboard headers and built-in USB-serial adapter, all you need is a…

ST-Link V2 Programmer Color and markings may vary from picture. Includes 4-wire female<–>female adapter Useful for programming our “blue pill” boards, and other STM32 boards.…

Inductive probes are a popular way of adding bed level compensation ability to 3D printers. Marlin and other 3d printer firmwares support this.  Also useful…

3-PACK 40 Pin female header, 2 rows of 20 pins each.  2.54mm / 0.1″ spacing This header has extra long pins which is why it…

4-PACK ESP32 ESP-WROOM-32 Development Board Powerful 32-Bit microcontroller with built-in Bluetooth 4.0 (BLE) and 2.4GHz WiFi With pre-soldered breadboard headers and built-in USB-serial adapter, all you need is a…